ID K9QXN1_NOSS7 Unreviewed; 471 AA.
AC K9QXN1;
DT 06-MAR-2013, integrated into UniProtKB/TrEMBL.
DT 06-MAR-2013, sequence version 1.
DT 27-MAR-2024, entry version 46.
DE RecName: Full=Glutamine synthetase {ECO:0000256|ARBA:ARBA00021364, ECO:0000256|RuleBase:RU004356};
DE EC=6.3.1.2 {ECO:0000256|ARBA:ARBA00012937, ECO:0000256|RuleBase:RU004356};
GN OrderedLocusNames=Nos7524_4137 {ECO:0000313|EMBL:AFY49906.1};
OS Nostoc sp. (strain ATCC 29411 / PCC 7524).
OC Bacteria; Cyanobacteriota; Cyanophyceae; Nostocales; Nostocaceae; Nostoc.
OX NCBI_TaxID=28072 {ECO:0000313|EMBL:AFY49906.1, ECO:0000313|Proteomes:UP000010378};
RN [1] {ECO:0000313|Proteomes:UP000010378}
RP NUCLEOTIDE SEQUENCE [LARGE SCALE GENOMIC DNA].
RC STRAIN=ATCC 29411 / PCC 7524 {ECO:0000313|Proteomes:UP000010378};
RX PubMed=23277585; DOI=10.1073/pnas.1217107110;
RA Shih P.M., Wu D., Latifi A., Axen S.D., Fewer D.P., Talla E., Calteau A.,
RA Cai F., Tandeau de Marsac N., Rippka R., Herdman M., Sivonen K.,
RA Coursin T., Laurent T., Goodwin L., Nolan M., Davenport K.W., Han C.S.,
RA Rubin E.M., Eisen J.A., Woyke T., Gugger M., Kerfeld C.A.;
RT "Improving the coverage of the cyanobacterial phylum using diversity-driven
RT genome sequencing.";
RL Proc. Natl. Acad. Sci. U.S.A. 110:1053-1058(2013).
CC -!- CATALYTIC ACTIVITY:
CC Reaction=ATP + L-glutamate + NH4(+) = ADP + H(+) + L-glutamine +
CC phosphate; Xref=Rhea:RHEA:16169, ChEBI:CHEBI:15378,
CC ChEBI:CHEBI:28938, ChEBI:CHEBI:29985, ChEBI:CHEBI:30616,
CC ChEBI:CHEBI:43474, ChEBI:CHEBI:58359, ChEBI:CHEBI:456216; EC=6.3.1.2;
CC Evidence={ECO:0000256|RuleBase:RU004356};
CC -!- COFACTOR:
CC Name=Mg(2+); Xref=ChEBI:CHEBI:18420;
CC Evidence={ECO:0000256|ARBA:ARBA00001946};
CC -!- SUBUNIT: Oligomer of 12 subunits arranged in the form of two hexagons.
CC {ECO:0000256|ARBA:ARBA00011354, ECO:0000256|RuleBase:RU000387}.
CC -!- SUBCELLULAR LOCATION: Cytoplasm {ECO:0000256|ARBA:ARBA00004496,
CC ECO:0000256|RuleBase:RU000387}.
CC -!- SIMILARITY: Belongs to the glutamine synthetase family.
CC {ECO:0000256|ARBA:ARBA00009897, ECO:0000256|PROSITE-ProRule:PRU01330,
CC ECO:0000256|RuleBase:RU000384}.
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DR EMBL; CP003552; AFY49906.1; -; Genomic_DNA.
DR RefSeq; WP_015140322.1; NC_019684.1.
DR AlphaFoldDB; K9QXN1; -.
DR STRING; 28072.Nos7524_4137; -.
DR KEGG; nop:Nos7524_4137; -.
DR PATRIC; fig|28072.8.peg.4525; -.
DR eggNOG; COG0174; Bacteria.
DR HOGENOM; CLU_017290_1_2_3; -.
DR OrthoDB; 9807095at2; -.
DR Proteomes; UP000010378; Chromosome.
DR GO; GO:0005737; C:cytoplasm; IEA:UniProtKB-SubCell.
DR GO; GO:0005524; F:ATP binding; IEA:UniProtKB-KW.
DR GO; GO:0004356; F:glutamine synthetase activity; IEA:UniProtKB-EC.
DR GO; GO:0006542; P:glutamine biosynthetic process; IEA:InterPro.
DR Gene3D; 3.10.20.70; Glutamine synthetase, N-terminal domain; 1.
DR Gene3D; 3.30.590.10; Glutamine synthetase/guanido kinase, catalytic domain; 1.
DR InterPro; IPR008147; Gln_synt_N.
DR InterPro; IPR036651; Gln_synt_N_sf.
DR InterPro; IPR014746; Gln_synth/guanido_kin_cat_dom.
DR InterPro; IPR008146; Gln_synth_cat_dom.
DR InterPro; IPR027303; Gln_synth_gly_rich_site.
DR InterPro; IPR004809; Gln_synth_I.
DR InterPro; IPR001637; Gln_synth_I_adenylation_site.
DR InterPro; IPR027302; Gln_synth_N_conserv_site.
DR NCBIfam; TIGR00653; GlnA; 1.
DR PANTHER; PTHR43407; GLUTAMINE SYNTHETASE; 1.
DR PANTHER; PTHR43407:SF1; LENGSIN; 1.
DR Pfam; PF00120; Gln-synt_C; 1.
DR Pfam; PF03951; Gln-synt_N; 1.
DR SMART; SM01230; Gln-synt_C; 1.
DR SUPFAM; SSF54368; Glutamine synthetase, N-terminal domain; 1.
DR SUPFAM; SSF55931; Glutamine synthetase/guanido kinase; 1.
DR PROSITE; PS00180; GLNA_1; 1.
DR PROSITE; PS00182; GLNA_ADENYLATION; 1.
DR PROSITE; PS00181; GLNA_ATP; 1.
DR PROSITE; PS51986; GS_BETA_GRASP; 1.
DR PROSITE; PS51987; GS_CATALYTIC; 1.
PE 3: Inferred from homology;
KW ATP-binding {ECO:0000256|PIRSR:PIRSR604809-2,
KW ECO:0000256|RuleBase:RU004356}; Cytoplasm {ECO:0000256|RuleBase:RU000387};
KW Ligase {ECO:0000256|RuleBase:RU004356};
KW Magnesium {ECO:0000256|ARBA:ARBA00022842};
KW Nucleotide-binding {ECO:0000256|PIRSR:PIRSR604809-2,
KW ECO:0000256|RuleBase:RU004356};
KW Phosphoprotein {ECO:0000256|PIRSR:PIRSR604809-50};
KW Reference proteome {ECO:0000313|Proteomes:UP000010378}.
FT DOMAIN 14..99
FT /note="GS beta-grasp"
FT /evidence="ECO:0000259|PROSITE:PS51986"
FT DOMAIN 106..471
FT /note="GS catalytic"
FT /evidence="ECO:0000259|PROSITE:PS51987"
FT BINDING 208
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR604809-2"
FT BINDING 224..226
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR604809-2"
FT BINDING 265..266
FT /ligand="L-glutamate"
FT /ligand_id="ChEBI:CHEBI:29985"
FT /evidence="ECO:0000256|PIRSR:PIRSR604809-1"
FT BINDING 272..274
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR604809-2"
FT BINDING 322
FT /ligand="L-glutamate"
FT /ligand_id="ChEBI:CHEBI:29985"
FT /evidence="ECO:0000256|PIRSR:PIRSR604809-1"
FT BINDING 328
FT /ligand="L-glutamate"
FT /ligand_id="ChEBI:CHEBI:29985"
FT /evidence="ECO:0000256|PIRSR:PIRSR604809-1"
FT BINDING 340
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR604809-2"
FT BINDING 340
FT /ligand="L-glutamate"
FT /ligand_id="ChEBI:CHEBI:29985"
FT /evidence="ECO:0000256|PIRSR:PIRSR604809-1"
FT BINDING 354
FT /ligand="ATP"
FT /ligand_id="ChEBI:CHEBI:30616"
FT /evidence="ECO:0000256|PIRSR:PIRSR604809-2"
FT BINDING 361
FT /ligand="L-glutamate"
FT /ligand_id="ChEBI:CHEBI:29985"
FT /evidence="ECO:0000256|PIRSR:PIRSR604809-1"
FT MOD_RES 399
FT /note="O-AMP-tyrosine"
FT /evidence="ECO:0000256|PIRSR:PIRSR604809-50"
SQ SEQUENCE 471 AA; 53104 MW; ABF2A5A4645B66B5 CRC64;
MTTPQEVLKL IQDQNIQMID LKFVDTLGTW QHLTVFQDQI DESSFSDGVP FDGSSIRGWK
GIEESDMTMV LDPNTAWIDP FMEEPTLSII CSIKEPRTGE WYNRCPRVIA QKAIDYLVSS
GLGDTAFFGP EAEFFIFDDV RYDQTANEGY YHVDSIEGRW NSGRQEGPNL GYKPRFKEGY
FPVSPTDTFQ DMRTEMLLTM AKLGVPIEKH HHEVATGGQC ELGFRFGKLI EAADWLMIYK
YVIKNVAKKY GRTVTFMPKP LFGDNGSGMH THQSIWKDGK PLFAGDKYAG LSDMALYYIG
GILKHAPALL AITNPSTNSY KRLVPGYEAP VNLAYSQGNR SASVRIPLSG TNPKAKRLEF
RCPDATSNPY LAFAAMLCAG IDGIKNKIHP GEPLDKNIYE LSPEELAKVP STPGSLELAL
EALENDHAFL TESGVFTEDF IQNWIDYKLA NEVKQLQLRP HPYEFYLYYD V
//
